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authorLoïc Hoguin <[email protected]>2016-03-12 18:25:35 +0100
committerLoïc Hoguin <[email protected]>2016-03-12 18:25:35 +0100
commit4e6a4ee53f8453c900c5439100a249ebb278deda (patch)
tree12d9facbb6c4e93cf44415cb51165000967bbece /test/rfc7540_SUITE.erl
parent92edad53d2546f64fc6dc58b697487e2f7be8ba9 (diff)
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Add initial HTTP/1.1 Upgrade to HTTP/2
The same edge cases that fail with other handshake methods also fail here (mostly bad preface/timeouts stuff). In addition, the HTTP2-Settings header contents are currently not checked and so the related edge case tests also fail.
Diffstat (limited to 'test/rfc7540_SUITE.erl')
-rw-r--r--test/rfc7540_SUITE.erl150
1 files changed, 104 insertions, 46 deletions
diff --git a/test/rfc7540_SUITE.erl b/test/rfc7540_SUITE.erl
index 620d3b5..9fcc08c 100644
--- a/test/rfc7540_SUITE.erl
+++ b/test/rfc7540_SUITE.erl
@@ -70,7 +70,7 @@ http_upgrade_ignore_if_http_10(Config) ->
"GET / HTTP/1.0\r\n"
"Host: localhost\r\n"
"Connection: Upgrade, HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"\r\n"]),
{ok, <<"HTTP/1.1 200">>} = gen_tcp:recv(Socket, 12, 1000),
@@ -84,13 +84,13 @@ http_upgrade_ignore_missing_upgrade_in_connection(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"\r\n"]),
{ok, <<"HTTP/1.1 200">>} = gen_tcp:recv(Socket, 12, 1000),
ok.
-http_upgrade_reject_missing_http2_settings_in_connection(Config) ->
+http_upgrade_ignore_missing_http2_settings_in_connection(Config) ->
doc("The HTTP2-Settings header must be listed in the "
"Connection header field. (RFC7540 3.2.1, RFC7230 6.7)"),
{ok, Socket} = gen_tcp:connect("localhost", config(port, Config), [binary, {active, false}]),
@@ -98,10 +98,10 @@ http_upgrade_reject_missing_http2_settings_in_connection(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: Upgrade\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"\r\n"]),
- {ok, <<"HTTP/1.1 400">>} = gen_tcp:recv(Socket, 12, 1000),
+ {ok, <<"HTTP/1.1 200">>} = gen_tcp:recv(Socket, 12, 1000),
ok.
http_upgrade_reject_zero_http2_settings_header(Config) ->
@@ -112,7 +112,7 @@ http_upgrade_reject_zero_http2_settings_header(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: Upgrade, HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"\r\n"]),
{ok, <<"HTTP/1.1 400">>} = gen_tcp:recv(Socket, 12, 1000),
ok.
@@ -125,7 +125,7 @@ http_upgrade_reject_two_http2_settings_header(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: Upgrade, HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"\r\n"]),
@@ -140,13 +140,23 @@ http_upgrade_reject_bad_http2_settings_header(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: Upgrade, HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
%% We send a full SETTINGS frame on purpose.
"HTTP2-Settings: ", base64:encode(cow_http2:settings(#{})), "\r\n",
"\r\n"]),
{ok, <<"HTTP/1.1 400">>} = gen_tcp:recv(Socket, 12, 1000),
ok.
+%% Match directly for now.
+do_recv_101(Socket) ->
+ {ok, <<
+ "HTTP/1.1 101 Switching Protocols\r\n"
+ "connection: Upgrade\r\n"
+ "upgrade: h2c\r\n"
+ "\r\n"
+ >>} = gen_tcp:recv(Socket, 71, 1000),
+ ok.
+
http_upgrade_101(Config) ->
doc("A 101 response must be sent on successful upgrade "
"to HTTP/2 when using the HTTP Upgrade mechanism. (RFC7540 3.2, RFC7230 6.7)"),
@@ -155,10 +165,10 @@ http_upgrade_101(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: Upgrade, HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"\r\n"]),
- {ok, <<"HTTP/1.1 101 Switching Protocols\r\n">>} = gen_tcp:recv(Socket, 36, 1000),
+ ok = do_recv_101(Socket),
ok.
http_upgrade_server_preface(Config) ->
@@ -169,10 +179,10 @@ http_upgrade_server_preface(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: Upgrade, HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"\r\n"]),
- {ok, <<"HTTP/1.1 101 Switching Protocols\r\n">>} = gen_tcp:recv(Socket, 36, 1000),
+ ok = do_recv_101(Socket),
%% Receive the server preface.
{ok, << _:24, 4:8, 0:40 >>} = gen_tcp:recv(Socket, 9, 1000),
ok.
@@ -185,15 +195,15 @@ http_upgrade_client_preface_timeout(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: Upgrade, HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"\r\n"]),
- {ok, <<"HTTP/1.1 101 Switching Protocols\r\n">>} = gen_tcp:recv(Socket, 36, 1000),
+ ok = do_recv_101(Socket),
%% Receive the server preface.
{ok, << Len:24 >>} = gen_tcp:recv(Socket, 3, 1000),
{ok, << 4:8, 0:40, _:Len/binary >>} = gen_tcp:recv(Socket, 6 + Len, 1000),
%% Do not send the preface. Wait for the server to disconnect us.
- {error, closed} = gen_tcp:recv(Socket, 3, 6000),
+ {error, closed} = gen_tcp:recv(Socket, 9, 6000),
ok.
http_upgrade_reject_missing_client_preface(Config) ->
@@ -204,17 +214,17 @@ http_upgrade_reject_missing_client_preface(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: Upgrade, HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"\r\n"]),
- {ok, <<"HTTP/1.1 101 Switching Protocols\r\n">>} = gen_tcp:recv(Socket, 36, 1000),
+ ok = do_recv_101(Socket),
%% Send a SETTINGS frame directly instead of the proper preface.
ok = gen_tcp:send(Socket, cow_http2:settings(#{})),
%% Receive the server preface.
{ok, << Len:24 >>} = gen_tcp:recv(Socket, 3, 1000),
{ok, << 4:8, 0:40, _:Len/binary >>} = gen_tcp:recv(Socket, 6 + Len, 1000),
%% We expect the server to close the connection when it receives a bad preface.
- {error, closed} = gen_tcp:recv(Socket, 3, 1000),
+ {error, closed} = gen_tcp:recv(Socket, 9, 1000),
ok.
http_upgrade_reject_invalid_client_preface(Config) ->
@@ -225,18 +235,35 @@ http_upgrade_reject_invalid_client_preface(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: Upgrade, HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"\r\n"]),
- {ok, <<"HTTP/1.1 101 Switching Protocols\r\n">>} = gen_tcp:recv(Socket, 36, 1000),
+ ok = do_recv_101(Socket),
%% Send a slightly incorrect preface.
ok = gen_tcp:send(Socket, "PRI * HTTP/2.0\r\n\r\nSM: Value\r\n\r\n"),
%% Receive the server preface.
{ok, << Len:24 >>} = gen_tcp:recv(Socket, 3, 1000),
{ok, << 4:8, 0:40, _:Len/binary >>} = gen_tcp:recv(Socket, 6 + Len, 1000),
%% We expect the server to close the connection when it receives a bad preface.
- {error, closed} = gen_tcp:recv(Socket, 3, 1000),
- ok.
+ %% The server may however have already started sending the response to the
+ %% initial HTTP/1.1 request.
+ Received = lists:reverse(lists:foldl(fun(_, Acc) ->
+ case gen_tcp:recv(Socket, 9, 1000) of
+ {ok, << SkipLen:24, 1:8, _:8, 1:32 >>} ->
+ {ok, _} = gen_tcp:recv(Socket, SkipLen, 1000),
+ [headers|Acc];
+ {ok, << SkipLen:24, 0:8, _:8, 1:32 >>} ->
+ {ok, _} = gen_tcp:recv(Socket, SkipLen, 1000),
+ [data|Acc];
+ {error, _} ->
+ [closed|Acc]
+ end
+ end, [], [1, 2, 3])),
+ case Received of
+ [closed|_] -> ok;
+ [headers, closed|_] -> ok;
+ [headers, data, closed] -> ok
+ end.
http_upgrade_reject_missing_client_preface_settings(Config) ->
doc("Servers must treat an invalid connection preface as a "
@@ -246,17 +273,17 @@ http_upgrade_reject_missing_client_preface_settings(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: Upgrade, HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"\r\n"]),
- {ok, <<"HTTP/1.1 101 Switching Protocols\r\n">>} = gen_tcp:recv(Socket, 36, 1000),
+ ok = do_recv_101(Socket),
%% Send a valid preface sequence except followed by a PING instead of a SETTINGS frame.
ok = gen_tcp:send(Socket, ["PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n", cow_http2:ping(0)]),
%% Receive the server preface.
{ok, << Len:24 >>} = gen_tcp:recv(Socket, 3, 1000),
{ok, << 4:8, 0:40, _:Len/binary >>} = gen_tcp:recv(Socket, 6 + Len, 1000),
%% We expect the server to close the connection when it receives a bad preface.
- {error, closed} = gen_tcp:recv(Socket, 3, 1000),
+ {error, closed} = gen_tcp:recv(Socket, 9, 1000),
ok.
http_upgrade_reject_invalid_client_preface_settings(Config) ->
@@ -267,18 +294,35 @@ http_upgrade_reject_invalid_client_preface_settings(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: Upgrade, HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"\r\n"]),
- {ok, <<"HTTP/1.1 101 Switching Protocols\r\n">>} = gen_tcp:recv(Socket, 36, 1000),
+ ok = do_recv_101(Socket),
%% Send a valid preface sequence except followed by a badly formed SETTINGS frame.
ok = gen_tcp:send(Socket, ["PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n", << 0:24, 4:8, 0:9, 1:31 >>]),
%% Receive the server preface.
{ok, << Len:24 >>} = gen_tcp:recv(Socket, 3, 1000),
{ok, << 4:8, 0:40, _:Len/binary >>} = gen_tcp:recv(Socket, 6 + Len, 1000),
%% We expect the server to close the connection when it receives a bad preface.
- {error, closed} = gen_tcp:recv(Socket, 3, 1000),
- ok.
+ %% The server may however have already started sending the response to the
+ %% initial HTTP/1.1 request.
+ Received = lists:reverse(lists:foldl(fun(_, Acc) ->
+ case gen_tcp:recv(Socket, 9, 1000) of
+ {ok, << SkipLen:24, 1:8, _:8, 1:32 >>} ->
+ {ok, _} = gen_tcp:recv(Socket, SkipLen, 1000),
+ [headers|Acc];
+ {ok, << SkipLen:24, 0:8, _:8, 1:32 >>} ->
+ {ok, _} = gen_tcp:recv(Socket, SkipLen, 1000),
+ [data|Acc];
+ {error, _} ->
+ [closed|Acc]
+ end
+ end, [], [1, 2, 3])),
+ case Received of
+ [closed|_] -> ok;
+ [headers, closed|_] -> ok;
+ [headers, data, closed] -> ok
+ end.
http_upgrade_accept_client_preface_empty_settings(Config) ->
doc("The SETTINGS frame in the client preface may be empty. (RFC7540 3.2, RFC7540 3.5)"),
@@ -287,10 +331,10 @@ http_upgrade_accept_client_preface_empty_settings(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: Upgrade, HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"\r\n"]),
- {ok, <<"HTTP/1.1 101 Switching Protocols\r\n">>} = gen_tcp:recv(Socket, 36, 1000),
+ ok = do_recv_101(Socket),
%% Send a valid preface sequence except followed by an empty SETTINGS frame.
ok = gen_tcp:send(Socket, ["PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n", cow_http2:settings(#{})]),
%% Receive the server preface.
@@ -307,10 +351,10 @@ http_upgrade_client_preface_settings_ack_timeout(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: Upgrade, HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"\r\n"]),
- {ok, <<"HTTP/1.1 101 Switching Protocols\r\n">>} = gen_tcp:recv(Socket, 36, 1000),
+ ok = do_recv_101(Socket),
%% Send a valid preface.
ok = gen_tcp:send(Socket, ["PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n", cow_http2:settings(#{})]),
%% Receive the server preface.
@@ -324,6 +368,8 @@ http_upgrade_client_preface_settings_ack_timeout(Config) ->
%% @todo We need a successful test with actual options in HTTP2-Settings.
+%% @todo We need to test an upgrade with a request body (small and too large).
+
%% @todo Also assigned default priority values but not sure how to test that.
http_upgrade_response(Config) ->
doc("A response must be sent to the initial HTTP/1.1 request "
@@ -334,10 +380,10 @@ http_upgrade_response(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: Upgrade, HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"\r\n"]),
- {ok, <<"HTTP/1.1 101 Switching Protocols\r\n">>} = gen_tcp:recv(Socket, 36, 1000),
+ ok = do_recv_101(Socket),
%% Send a valid preface.
%% @todo Use non-empty SETTINGS here. Just because.
ok = gen_tcp:send(Socket, ["PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n", cow_http2:settings(#{})]),
@@ -346,12 +392,24 @@ http_upgrade_response(Config) ->
{ok, << 4:8, 0:40, _:Len/binary >>} = gen_tcp:recv(Socket, 6 + Len, 1000),
%% Send the SETTINGS ack.
ok = gen_tcp:send(Socket, cow_http2:settings_ack()),
- %% Receive the SETTINGS ack.
- %% @todo It's possible that we receive the response before the SETTINGS ack.
- {ok, << 0:24, 4:8, 1:8, 0:32 >>} = gen_tcp:recv(Socket, 9, 1000),
- %% Receive the response to the original request. It uses streamid 1.
- {ok, << _:24, 1:8, _:8, 1:32 >>} = gen_tcp:recv(Socket, 9, 1000),
- ok.
+ %% Receive the SETTINGS ack, and the response HEADERS and DATA (streamid 1).
+ Received = lists:reverse(lists:foldl(fun(_, Acc) ->
+ case gen_tcp:recv(Socket, 9, 1000) of
+ {ok, << 0:24, 4:8, 1:8, 0:32 >>} ->
+ [settings_ack|Acc];
+ {ok, << SkipLen:24, 1:8, _:8, 1:32 >>} ->
+ {ok, _} = gen_tcp:recv(Socket, SkipLen, 1000),
+ [headers|Acc];
+ {ok, << SkipLen:24, 0:8, _:8, 1:32 >>} ->
+ {ok, _} = gen_tcp:recv(Socket, SkipLen, 1000),
+ [data|Acc]
+ end
+ end, [], [1, 2, 3])),
+ case Received of
+ [settings_ack, headers, data] -> ok;
+ [headers, settings_ack, data] -> ok;
+ [headers, data, settings_ack] -> ok
+ end.
http_upgrade_response_half_closed(Config) ->
doc("The stream for the initial HTTP/1.1 request is half-closed. (RFC7540 3.2)"),
@@ -361,10 +419,10 @@ http_upgrade_response_half_closed(Config) ->
"GET / HTTP/1.1\r\n"
"Host: localhost\r\n"
"Connection: Upgrade, HTTP2-Settings\r\n"
- "Upgrade: h2\r\n"
+ "Upgrade: h2c\r\n"
"HTTP2-Settings: ", base64:encode(cow_http2:settings_payload(#{})), "\r\n",
"\r\n"]),
- {ok, <<"HTTP/1.1 101 Switching Protocols\r\n">>} = gen_tcp:recv(Socket, 36, 1000),
+ ok = do_recv_101(Socket),
%% Send a valid preface.
ok = gen_tcp:send(Socket, ["PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n", cow_http2:settings(#{})]),
%% Send more data on the stream to trigger an error.
@@ -567,7 +625,7 @@ prior_knowledge_reject_invalid_client_preface(Config) ->
{ok, << Len:24 >>} = gen_tcp:recv(Socket, 3, 1000),
{ok, << 4:8, 0:40, _:Len/binary >>} = gen_tcp:recv(Socket, 6 + Len, 1000),
%% We expect the server to close the connection when it receives a bad preface.
- {error, closed} = gen_tcp:recv(Socket, 3, 1000),
+ {error, closed} = gen_tcp:recv(Socket, 9, 1000),
ok.
prior_knowledge_reject_missing_client_preface_settings(Config) ->
@@ -580,7 +638,7 @@ prior_knowledge_reject_missing_client_preface_settings(Config) ->
{ok, << Len:24 >>} = gen_tcp:recv(Socket, 3, 1000),
{ok, << 4:8, 0:40, _:Len/binary >>} = gen_tcp:recv(Socket, 6 + Len, 1000),
%% We expect the server to close the connection when it receives a bad preface.
- {error, closed} = gen_tcp:recv(Socket, 3, 1000),
+ {error, closed} = gen_tcp:recv(Socket, 9, 1000),
ok.
prior_knowledge_reject_invalid_client_preface_settings(Config) ->
@@ -593,7 +651,7 @@ prior_knowledge_reject_invalid_client_preface_settings(Config) ->
{ok, << Len:24 >>} = gen_tcp:recv(Socket, 3, 1000),
{ok, << 4:8, 0:40, _:Len/binary >>} = gen_tcp:recv(Socket, 6 + Len, 1000),
%% We expect the server to close the connection when it receives a bad preface.
- {error, closed} = gen_tcp:recv(Socket, 3, 1000),
+ {error, closed} = gen_tcp:recv(Socket, 9, 1000),
ok.
prior_knowledge_accept_client_preface_empty_settings(Config) ->